{"uid":"cap_FjrfnZwvdD7AKtQBtvck4","slug":"acr-eular-2012-pmr-classification-calculator-dasgupta-table-4-fefcdd24","name":"ACR/EULAR 2012 PMR Classification Calculator (Dasgupta Table 4)","description":"ACR/EULAR 2012 PMR classification (Dasgupta Table 4). Required: age 50–120, bilateral shoulder aching, abnormal CRP or ESR. Score morning stiffness >45 min 2, hip pain or limited ROM 1, RF or ACPA absent 2, other joint pain absent 1. Without ultrasound: max 6, classified iff ≥4. With ultrasound: add shoulder-and-hip 1 and both shoulders 1; max 8, classified iff ≥5. Not a diagnosis (not meant for diagnostic purposes). magent does not assay CRP/ESR/RF/ACPA or perform ultrasound.","url":"https://api.magentlab.com/api/calc/acr_eular_pmr","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"headers":{"type":"object","additionalProperties":{"type":"string"}},"queryParams":{"type":"object","required":["age","bilateral_shoulder_aching","abnormal_crp_or_esr","morning_stiffness_gt_45","hip_pain_or_limited_rom","rf_or_acpa_absent","other_joint_pain_absent","include_ultrasound"],"properties":{"age":{"type":"integer","description":"Age in years as an integer 50–120 (Dasgupta 2012 required criterion: age ≥50). magent does not date the patient."},"rf_or_acpa_absent":{"type":"boolean","description":"Absence of RF or ACPA as assigned by the caller (Dasgupta 2012 Table 4). true scores 2; false scores 0. magent does not assay RF or ACPA."},"us_both_shoulders":{"type":"boolean","description":"Both shoulders with subdeltoid bursitis, biceps tenosynovitis, or glenohumeral synovitis (Dasgupta 2012). true scores 1. Required when include_ultrasound is true; ignored when false. magent does not perform ultrasound."},"include_ultrasound":{"type":"boolean","description":"Use the optional ultrasound algorithm (Dasgupta 2012 Table 4). false: do not require US flags; max 6; classified iff score ≥4. true: require us_shoulder_and_hip and us_both_shoulders; max 8; classified iff score ≥5. magent does not perform ultrasound."},"abnormal_crp_or_esr":{"type":"boolean","description":"Must be true. Dasgupta 2012 required criterion: abnormal CRP and/or ESR. false is invalid and is not scored. magent does not assay CRP or ESR."},"us_shoulder_and_hip":{"type":"boolean","description":"At least one shoulder with subdeltoid bursitis and/or biceps tenosynovitis and/or glenohumeral synovitis (posterior or axillary) and at least one hip with synovitis and/or trochanteric bursitis (Dasgupta 2012). true scores 1. Required when include_ultrasound is true; ignored when false. magent does not perform ultrasound."},"hip_pain_or_limited_rom":{"type":"boolean","description":"Hip pain or limited range of motion (Dasgupta 2012 Table 4). true scores 1; false scores 0. magent does not examine joints."},"morning_stiffness_gt_45":{"type":"boolean","description":"Morning stiffness duration >45 min (Dasgupta 2012 Table 4). true scores 2; false scores 0. magent does not take a history."},"other_joint_pain_absent":{"type":"boolean","description":"Absence of other/peripheral joint involvement as assigned by the caller (Dasgupta 2012 Table 4). true scores 1; false scores 0. magent does not examine joints."},"bilateral_shoulder_aching":{"type":"boolean","description":"Must be true. Dasgupta 2012 required criterion: bilateral shoulder aching. false is invalid and is not scored. magent does not examine joints."}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_ISiGA_h6A1dRFZcFmcPCk","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Scores and classifies polymyalgia rheumatica using the ACR/EULAR 2012 Dasgupta Table 4 criteria, with optional ultrasound algorithm","exampleAgentPrompt":"Score this 72-year-old patient for PMR classification using the ACR/EULAR 2012 Dasgupta criteria: they have bilateral shoulder aching, abnormal CRP, morning stiffness over 45 minutes, hip pain with limited ROM, RF and ACPA are absent, and no other joint pain — don't include ultrasound findings.","exampleUseCases":[{"title":"PMR classification without ultrasound","prompt":"I have a 65-year-old patient with bilateral shoulder aching and abnormal ESR. Morning stiffness lasts more than 45 minutes, there's hip pain with limited ROM, RF and ACPA are both absent, and no other joint involvement. Can you run the ACR/EULAR 2012 PMR score without ultrasound and tell me if they classify?"},{"title":"PMR scoring with ultrasound data","prompt":"Apply the Dasgupta 2012 PMR classification algorithm with ultrasound for a 58-year-old: bilateral shoulder aching confirmed, CRP is abnormal, morning stiffness greater than 45 minutes, no hip pain, RF absent, no other joint pain, ultrasound shows at least one shoulder and one hip positive, but not both shoulders positive. What's the score and does the patient classify?"},{"title":"Borderline PMR case evaluation","prompt":"Can you calculate the ACR/EULAR PMR classification score for a 55-year-old with bilateral shoulder aching, abnormal CRP, morning stiffness under 45 minutes, no hip pain, RF and ACPA absent, and no other joint pain — no ultrasound — and tell me whether they meet the threshold?"}],"resultDescription":"Returns a numeric PMR classification score, the maximum possible score (6 without ultrasound, 8 with), whether the patient is classified as PMR (true if score ≥4 without ultrasound, ≥5 with), and the individual point contributions of each criterion per Dasgupta 2012 Table 4.","failureModes":["abnormal_crp_or_esr set to false — invalid per required criteria, endpoint rejects or returns error","age outside 50–120 range — required criterion not met, returns error or invalid classification","include_ultrasound set to true but us_shoulder_and_hip or us_both_shoulders not provided — missing required ultrasound fields","missing required query parameters — returns 400-level error","network or service unavailability — returns 5xx error"],"whenToPreferThis":"Use this endpoint when you need to apply the formal ACR/EULAR 2012 PMR classification algorithm (Dasgupta Table 4) programmatically, with or without ultrasound scoring. Prefer this over manual calculation when integrating into a clinical decision support pipeline or agentic workflow where structured, auditable scoring is required. Not suitable as a diagnostic tool — it is a classification aid only and does not perform any lab assays or imaging.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:57:18.354Z","isFirstParty":false}